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Individual
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Individual
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Priority to ES0215113UpriorityCriticalpatent/ES215113U/en
Publication of ES215113UpublicationCriticalpatent/ES215113U/en
Improved closure for containers, in which the neck of this and the cap that is threaded therein have collaborative forms that achieve the sealing by deformations, characterized in that the screw cap is provided, internally and centered on its flat bottom, a annular projection in which a circular groove at an angle produces an outer lip of small section which is intended to cooperate, at the end of the threading operation, with the conical flaring of the neck, deforming with tendency to close the aforesaid groove and thus producing the tight closure. (Machine-translation by Google Translate, not legally binding)
ES0215113U1975-09-131975-09-13Perfect closure for packaging (Machine-translation by Google Translate, not legally binding)
PendingES215113U
(en)